From 49a8eb75ebdecc5bdf15c9f5efa0b78ef2f150d2 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 7 May 2007 03:44:48 +0000 Subject: * stdio-common/vfprintf.c (process_string_arg): Optimize ridiculous precision in wide char code printing multi-byte string. Reported by Jim Meyering . --- ChangeLog | 4 ++++ stdio-common/vfprintf.c | 5 +++-- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index ea904651d7..2fe9620342 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2007-05-06 Ulrich Drepper + * stdio-common/vfprintf.c (process_string_arg): Optimize + ridiculous precision in wide char code printing multi-byte string. + Reported by Jim Meyering . + [BZ #4131] * elf/dl-addr.c (_dl_addr): Compare address with actual segment boundaries to work around systems with overlapping binary loading. diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c index 4f0d971c55..20638ad1fd 100644 --- a/stdio-common/vfprintf.c +++ b/stdio-common/vfprintf.c @@ -1026,10 +1026,11 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap) const char *mbs = (const char *) string; \ mbstate_t mbstate; \ \ - len = prec != -1 ? (size_t) prec : strlen (mbs); \ + len = prec != -1 ? __strnlen (mbs, (size_t) prec) : strlen (mbs); \ \ /* Allocate dynamically an array which definitely is long \ - enough for the wide character version. */ \ + enough for the wide character version. Each byte in the \ + multi-byte string can produce at most one wide character. */ \ if (__libc_use_alloca (len * sizeof (wchar_t))) \ string = (CHAR_T *) alloca (len * sizeof (wchar_t)); \ else if ((string = (CHAR_T *) malloc (len * sizeof (wchar_t))) \ -- cgit 1.4.1